97630229 has 2 divisors, whose sum is σ = 97630230. Its totient is φ = 97630228.

The previous prime is 97630219. The next prime is 97630261. The reversal of 97630229 is 92203679.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88642225 + 8988004 = 9415^2 + 2998^2 .

It is an emirp because it is prime and its reverse (92203679) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97630229 - 2¹⁶ = 97564693 is a prime.

It is a super-2 number, since 2×97630229² = 19063323229184882, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 97630192 and 97630201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97630219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48815114 + 48815115.

It is an arithmetic number, because the mean of its divisors is an integer number (48815115).

Almost surely, 2^97630229 is an apocalyptic number.

It is an amenable number.

97630229 is a deficient number, since it is larger than the sum of its proper divisors (1).

97630229 is an equidigital number, since it uses as much as digits as its factorization.

97630229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 97630229 is about 9880.8010302809. The cubic root of 97630229 is about 460.4630324984.

The spelling of 97630229 in words is "ninety-seven million, six hundred thirty thousand, two hundred twenty-nine".